<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        console.log("pink老师" + 18);
        var age = 232;
        console.log("pink老师" + age);
        // 变量和字符串向量： 引引相加
        console.log("pink老师" + age + '岁');
    </script>
</body>

</html>